Portable dust particle counter

Abstract

The utility model relates to the technical field of dust particle counters, and discloses a portable dust particle counter which comprises a counter body, foot pads are fixedly connected to the bottom of the counter body, a carrying mechanism is connected to the outer side of the counter body in a sleeved mode, a fixing mechanism is arranged in the bottom of the carrying mechanism, and the fixing mechanism is connected with the foot pads. The carrying mechanism comprises a clamping assembly, a connecting assembly and a protection assembly, and the clamping assembly is arranged in the bottom of the counter body. According to the dust particle counter convenient to carry, through the arrangement of the carrying mechanism, a worker only needs to fix a clamping box in the bottom of the counter body and then can turn over the protective sleeve shells on the left side and the right side to protect the counter body; the counter body is prevented from being collided by external force to be broken down and damaged in the manual carrying and transporting process, then a worker only needs to hold the whole formed by splicing the left grip and the right grip, the counter body can be lifted, and carrying of the counter body is completed.

Description

Technical Field

[0001] The utility model relates to the technical field of dust particle counters, in particular to a portable dust particle counter. Background Art

[0002] The dust particle counter is an instrument used to measure the number and size distribution of dust particles per unit volume in a clean environment. It can be widely used in drug testing institutes, blood centers, epidemic prevention stations, disease control centers, quality supervision institutes and other authoritative institutions, electronic industry, pharmaceutical workshops, semiconductors, optical or precision machining, plastics, spray painting, hospitals, environmental protection, inspection institutes and other production enterprises and scientific research departments.

[0003] When the dust particle counter is in use, the staff often needs to move it to a new position. At present, when the position of the dust particle counter is changed, it is mostly moved directly by manpower. However, since the dust particle counter is a relatively precise instrument, if it is hit by external force during transportation, it is easy to cause damage to the internal components of the dust particle counter, thereby causing the dust particle counter to malfunction and become unusable. Utility Model Content

[0004] The utility model aims to provide a portable dust particle counter to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a portable dust particle counter, comprising a counter body, a foot fixedly connected to the bottom of the counter body, a carrying mechanism sleeved on the outside of the counter body, and a fixing mechanism arranged inside the bottom of the carrying mechanism.

[0006] The carrying mechanism includes a clamping assembly, a connecting assembly and a protective assembly. The clamping assembly is arranged inside the bottom of the counter body, the connecting assembly is arranged at the bottom of the clamping assembly, and the protective assembly is arranged outside the counter body.

[0007] The fixing mechanism includes a torsion component, a transmission component, an adjustment component and a fixing component. The torsion component is arranged at the bottom of the clamping component, the transmission component is arranged in the clamping component and located on the left and right sides of the torsion component, the adjustment component is arranged in the clamping component and located on the outside of the transmission component, and the fixing component is arranged on the front and rear sides of the adjustment component.

[0008] Preferably, the card connection assembly comprises a card box, the card box is carded in the bottom of the counter body, a card plate is fixedly connected to the bottom of the card box, and the card plate is carded in the bottom of the counter body.

[0009] Preferably, the connecting assembly includes a boss, the boss is fixedly connected to the bottom of the clamping plate, the inner side of the boss is fixedly connected to a fixed shaft, the outer ring of the fixed shaft is rotatably connected to a rotating drum, and the outer side of the rotating drum is fixedly connected to a connecting fin.

[0010] Preferably, the protective component includes a protective shell, which is fixedly connected to the outer side of the connecting fin, and the protective shell is sleeved on the left and right sides of the outside of the counter body, and the left and right sides drive the top of the inner side of the protective shell to fit together, the top of the protective shell is fixedly connected to a frame plate, and the inner side of the frame plate is fixedly connected to a handle, and the left and right sides drive the inner sides of the handle to fit together, the bottom of the protective shell is fixedly connected to a pad, and the bottom of the protective shell is fixedly connected to a gasket corresponding to the position of the foot, and the top of the gasket fits with the bottom of the foot.

[0011] Preferably, the torsion assembly comprises a torsion bar, which is rotatably connected to the bottom of the card box, the bottom of the torsion bar is fixedly connected to a torsion plate, and the outer ring of the torsion bar is located in the bottom of the card plate and is fixedly connected to a driving gear.

[0012] Preferably, the transmission assembly includes a transmission gear, which is meshed with the left and right sides of the outer ring of the driving gear. The inner ring of the transmission gear is fixedly connected to a rotating shaft, and the rotating shaft is rotatably connected to the upper and lower sides of the card box. The outer ring of the rotating shaft is located in the card box and is fixedly connected to a worm.

[0013] Preferably, the adjustment assembly includes a worm wheel, which is meshed with an outer ring of a worm, and an inner ring of the worm wheel is fixedly connected to a bidirectional threaded rod, and an outer ring of the bidirectional threaded rod is rotatably connected to a ring located at the front and rear sides of the worm wheel, and a fixing rod is fixedly connected to the outer side of the ring, and the fixing rod is fixedly connected to the card box.

[0014] Preferably, the fixing assembly includes a threaded cartridge, which is threadedly connected to the outer ring of the bidirectional threaded rod located on the front and rear sides of the worm gear, and the threaded cartridge is slidably connected to the front and rear sides of the card box, and the threaded cartridge is clamped in the bottom of the counter body, and the outer rings of the threaded cartridges on the left and right sides are fixedly connected with connecting plates.

[0015] Compared with the prior art, the utility model provides a portable dust particle counter, which has the following beneficial effects:

[0016] 1. The portable dust particle counter has a carrying mechanism, and the staff only needs to fix the card box at the bottom of the counter body and then flip the protective covers on the left and right sides to protect the counter body, so that the counter body will not be hit by external forces and cause failure and damage during manual carrying and transportation. After that, the workers only need to hold the whole of the left and right handles to carry the counter body, and the gasket is arranged at the bottom of the protective cover to support the counter body through the feet, which reduces the stress on the card box when the counter body is arranged on the inner side of the left and right protective covers, making the connection structure between the card box and the counter body more stable, and improving the overall stability of the counter body when the workers carry the counter body.

[0017] 2. The portable dust particle counter has a fixing mechanism, and the staff only needs to rotate the twist disk to control the threaded cartridges on the front and rear sides to move inward or outward synchronously, so that the staff only needs to rotate the twist disk to complete the fixation and disassembly between the counter body and the card box. The operation is simple and convenient for the staff to use, so that the staff can quickly disassemble and assemble the protective shell parts, which is convenient for carrying and also convenient for the staff to use the counter body. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 It is a front schematic diagram of the utility model;

[0020] Figure 2 This is a schematic diagram of the bottom of the utility model;

[0021] Figure 3 This is a schematic diagram of the opening and closing state of the utility model;

[0022] Figure 4 This is a schematic diagram of the bottom of the counter body;

[0023] Figure 5 It is a schematic diagram of the connection components and the protection components;

[0024] Figure 6 It is a schematic diagram of the coordination between the clamping assembly and the connecting assembly;

[0025] Figure 7 It is a cross-sectional view of the structure of the fixing mechanism;

[0026] Figure 8 This is an exploded view of the fixed mechanism structure.

[0027] In the figure: 1. carrying mechanism; 11. clamping assembly; 1101. card box; 1102. clamping plate; 12. connecting assembly; 1201. convex frame; 1202. fixed shaft; 1203. rotating drum; 1204. connecting fin; 13. protective assembly; 1301. protective cover; 1302. frame; 1303. grip; 1304. pad; 1305. gasket; 2. fixing mechanism; 21. twisting assembly; 2 101. torsion bar; 2102. torsion plate; 2103. driving gear; 22. transmission assembly; 2201. transmission gear; 2202. rotating shaft; 2203. worm; 23. adjustment assembly; 2301. worm wheel; 2302. bidirectional threaded rod; 2303. collar; 2304. fixing rod; 24. fixing assembly; 2401. threaded cartridge; 2402. connecting plate; 3. counter body; 31. foot. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] The utility model provides a technical solution:

[0031] Embodiment 1

[0032] Combination Figures 1 to 7 A portable dust particle counter includes a counter body 3, a pad 31 is fixedly connected to the bottom of the counter body 3, a carrying mechanism 1 is sleeved on the outer side of the counter body 3, and a fixing mechanism 2 is arranged inside the bottom of the carrying mechanism 1.

[0033] The carrying mechanism 1 includes a clamping assembly 11 , a connecting assembly 12 and a protective assembly 13 . The clamping assembly 11 is arranged inside the bottom of the counter body 3 , the connecting assembly 12 is arranged at the bottom of the clamping assembly 11 , and the protective assembly 13 is arranged outside the counter body 3 .

[0034] The clamping assembly 11 includes a card box 1101, which is clamped in the bottom of the counter body 3, and a clamping plate 1102 is fixedly connected to the bottom of the counter body 3. The clamping plate 1102 is clamped in the bottom of the counter body 3. The connecting assembly 12 includes a convex frame 1201, which is fixedly connected to the bottom of the clamping plate 1102, and a fixed shaft 1202 is fixedly connected to the inner side of the convex frame 1201. The outer ring of the fixed shaft 1202 is rotatably connected to a rotating drum 1203, and the outer side of the rotating drum 1203 is fixedly connected to a connecting fin 1204. The protective assembly 13 includes a protective shell 1301, and the protective shell 130 1 is fixedly connected to the outside of the connecting fin plate 1204, the protective shell 1301 is sleeved on the left and right sides of the counter body 3, the left and right sides drive the top of the inner side of the protective shell 1301 to fit together, the top of the protective shell 1301 is fixedly connected to the frame plate 1302, the inner side of the frame plate 1302 is fixedly connected to the handle 1303, the left and right sides drive the inner sides of the handle 1303 to fit together, the bottom of the protective shell 1301 is fixedly connected to the cushion block 1304, the inner bottom of the protective shell 1301 is fixedly connected to the gasket 1305 corresponding to the position of the pad foot 31, and the top of the gasket 1305 fits with the bottom of the pad foot 31.

[0035] Furthermore: the staff only needs to fix the card box 1101 inside the bottom of the counter body 3 and then flip the left and right protective shells 1301 to combine and protect the counter body 3, so that the counter body 3 will not be hit by external forces and will not malfunction or be damaged during manual carrying and transportation. After that, the workers only need to hold the left and right handles 1303 together to lift the counter body 3 and complete the carrying of the counter body 3. The gasket 1305 is arranged at the bottom of the protective shell 1301 to support the counter body 3 through the foot 31, which reduces the stress on the card box 1101 caused by the counter body 3 being arranged on the inner side of the left and right protective shells 1301, making the connection structure between the card box 1101 and the counter body 3 more stable, thereby improving the overall stability of the counter body 3 when the workers carry the counter body 3.

[0036] Embodiment 2

[0037] See also Figure 2 , Figure 6 , Figure 7 and Figure 8On the basis of the first embodiment, it is further obtained that the fixing mechanism 2 includes a torsion component 21, a transmission component 22, an adjustment component 23 and a fixing component 24, the torsion component 21 is arranged in the bottom of the clamping component 11, the transmission component 22 is arranged in the clamping component 11 and is located on the left and right sides of the torsion component 21, the adjustment component 23 is arranged in the clamping component 11 and is located on the outside of the transmission component 22, and the fixing component 24 is arranged on the front and rear sides of the adjustment component 23.

[0038] The torsion assembly 21 includes a torsion bar 2101, which is rotatably connected to the bottom of the card box 1101, and a torsion plate 2102 is fixedly connected to the bottom of the torsion bar 2101. The outer ring of the torsion bar 2101 is located in the bottom of the card plate 1102 and is fixedly connected to a driving gear 2103. The transmission assembly 22 includes a transmission gear 2201, which is meshed with the left and right sides of the outer ring of the driving gear 2103. The inner ring of the transmission gear 2201 is fixedly connected to a rotating shaft 2202, and the rotating shaft 2202 is rotatably connected to the upper and lower sides of the card box 1101. The outer ring of the rotating shaft 2202 is located in the card box 1101 and is fixedly connected to a worm 2203. The adjustment assembly 23 includes a worm wheel 2301, and the worm wheel 2301 is meshed with the worm 22 03 outer ring, the inner ring of the worm gear 2301 is fixedly connected with a bidirectional threaded rod 2302, the outer ring of the bidirectional threaded rod 2302 is located at the front and rear sides of the worm gear 2301 and is rotatably connected with a ring 2303, the outer side of the ring 2303 is fixedly connected with a fixing rod 2304, the fixing rod 2304 is fixedly connected in the card box 1101, the fixing assembly 24 includes a threaded cartridge 2401, the threaded cartridge 2401 is threadedly connected to the outer ring of the bidirectional threaded rod 2302 located at the front and rear sides of the worm gear 2301, the threaded cartridge 2401 is slidably connected in the front and rear sides of the card box 1101, the threaded cartridge 2401 is clamped in the bottom of the counter body 3, and the outer rings of the threaded cartridges 2401 on the left and right sides are fixedly connected with connecting plates 2402.

[0039] Furthermore: the staff only needs to rotate the twist disk 2102 to control the threaded cartridge 2401 on the front and rear sides to move inward or outward synchronously, so that the staff only needs to rotate the twist disk 2102 to complete the fixation and disassembly between the counter body 3 and the card box 1101. The operation is simple and convenient for the staff to use, so that the staff can quickly disassemble and assemble the protective shell 1301 components, which is convenient for carrying and also convenient for the staff to use the counter body 3.

[0040] During actual operation, when the device is used and the counter body 3 needs to be carried, the staff first snaps the card box 1101 into the bottom of the counter body 3, and then rotates the torsion plate 2102. The rotation of the torsion plate 2102 drives the driving gear 2103 to rotate through the torsion bar 2101. The driving gear 2103 rotates through the transmission gear 2201 and the rotating shaft 2202 to drive the worm 2203 on the left and right sides to rotate synchronously. The worm 2203 on the left and right sides drives the rotation of the worm 2301 to drive the bidirectional threaded rod 2302 to rotate. The bidirectional threaded rods on the left and right sides are The synchronous rotation of 2302 drives the threaded cartridge 2401 on the front and rear sides to move outward synchronously. The threaded cartridge 2401 moves outward through the front and rear sides of the card box 1101 and is clamped in the bottom of the counter body 3. At this time, the fixation between the card box 1101 and the counter body 3 is completed. After that, the staff can flip the left and right protective shells 1301 upward to make the left and right handles 1303 on the upper side fit each other. After that, the staff only needs to hold the spliced ​​handles 1303 to lift the counter body 3 and the external structure and move them together. At this time, the carrying of the counter body 3 is completed.

[0041] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A portable dust particle counter, comprising a counter body (3), characterized in that: A foot (31) is fixedly connected to the bottom of the counter body (3); a carrying mechanism (1) is sleeved on the outside of the counter body (3); and a fixing mechanism (2) is arranged inside the bottom of the carrying mechanism (1); The carrying mechanism (1) comprises a clamping assembly (11), a connecting assembly (12) and a protective assembly (13); the clamping assembly (11) is arranged inside the bottom of the counter body (3); the connecting assembly (12) is arranged at the bottom of the clamping assembly (11); and the protective assembly (13) is arranged outside the counter body (3); The fixing mechanism (2) comprises a twisting assembly (21), a transmission assembly (22), an adjustment assembly (23) and a fixing assembly (24); the twisting assembly (21) is arranged in the bottom of the clamping assembly (11); the transmission assembly (22) is arranged in the clamping assembly (11) at the left and right sides of the twisting assembly (21); the adjustment assembly (23) is arranged in the clamping assembly (11) at the outside of the transmission assembly (22); and the fixing assembly (24) is arranged at the front and rear sides of the adjustment assembly (23).

2. A portable dust particle counter according to claim 1, characterized in that: The card connection assembly (11) comprises a card box (1101), the card box (1101) being card-connected to the bottom of the counter body (3), a card plate (1102) being fixedly connected to the bottom of the card box (1101), and the card plate (1102) being card-connected to the bottom of the counter body (3).

3. A portable dust particle counter according to claim 1, characterized in that: The connection assembly (12) comprises a boss (1201), wherein the boss (1201) is fixedly connected to the bottom of the clamping plate (1102), a fixed shaft (1202) is fixedly connected to the inner side of the boss (1201), an outer ring of the fixed shaft (1202) is rotatably connected to a rotating drum (1203), and a connecting fin (1204) is fixedly connected to the outer side of the rotating drum (1203).

4. The portable dust particle counter according to claim 1 is characterized in that: The protection component (13) comprises a protection shell (1301), wherein the protection shell (1301) is fixedly connected to the outside of the connecting fin (1204), and the protection shell (1301) is sleeved on the left and right sides of the counter body (3), and the left and right sides drive the inner top of the protection shell (1301) to fit each other.

5. A portable dust particle counter according to claim 4, characterized in that: The top of the protective shell (1301) is fixedly connected to a frame plate (1302), the inner side of the frame plate (1302) is fixedly connected to a handle (1303), and the left and right sides drive the inner sides of the handle (1303) to fit each other.

6. A portable dust particle counter according to claim 4, characterized in that: A cushion block (1304) is fixedly connected to the bottom of the protective shell (1301), and a gasket (1305) is fixedly connected to the bottom of the protective shell (1301) at a position corresponding to the pad foot (31), and the top of the gasket (1305) is in contact with the bottom of the pad foot (31).

7. The portable dust particle counter according to claim 1, characterized in that: The torsion assembly (21) comprises a torsion bar (2101), the torsion bar (2101) is rotatably connected to the bottom of the card box (1101), the bottom of the torsion bar (2101) is fixedly connected to a torsion plate (2102), and the outer ring of the torsion bar (2101) is located in the bottom of the card plate (1102) and is fixedly connected to a driving gear (2103).

8. The portable dust particle counter according to claim 1, characterized in that: The transmission assembly (22) comprises a transmission gear (2201), wherein the transmission gear (2201) is meshed with the left and right sides of the outer ring of the driving gear (2103), the inner ring of the transmission gear (2201) is fixedly connected to a rotating shaft (2202), and the rotating shaft (2202) is rotatably connected to the upper and lower sides of the card box (1101), and the outer ring of the rotating shaft (2202) is located in the card box (1101) and is fixedly connected to a worm (2203).

9. The portable dust particle counter according to claim 1, characterized in that: The adjustment assembly (23) comprises a worm wheel (2301), wherein the worm wheel (2301) is meshed with the outer ring of the worm (2203), the inner ring of the worm wheel (2301) is fixedly connected with a bidirectional threaded rod (2302), the outer ring of the bidirectional threaded rod (2302) is rotatably connected with a collar (2303) at the front and rear sides of the worm wheel (2301), the outer side of the collar (2303) is fixedly connected with a fixing rod (2304), and the fixing rod (2304) is fixedly connected in the card box (1101).

10. The portable dust particle counter according to claim 1, characterized in that: The fixing assembly (24) comprises a threaded cartridge (2401), wherein the threaded cartridge (2401) is threadedly connected to the outer ring of the bidirectional threaded rod (2302) and is located at the front and rear sides of the worm gear (2301), and the threaded cartridge (2401) is slidably connected to the front and rear sides of the card box (1101), and the threaded cartridge (2401) is clamped in the bottom of the counter body (3), and the outer rings of the threaded cartridge (2401) on the left and right sides are fixedly connected with connecting plates (2402).

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